<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

/**
 * Migrate webmail accounts to cypht
 * @param $installer
 * @return bool
 * @throws Exception
 */
function upgrade_20190523_migrate_webmail_accounts_tiki($installer)
{
    $imap_servers = [];
    $pop3_servers = [];
    $smtp_servers = [];
    $users = [];
    $webmail_accounts = $installer->fetchAll("SELECT * FROM `tiki_user_mail_accounts`");
    foreach ($webmail_accounts as $account) {
        $user = $account['user'];
        if (! empty($account['imap'])) {
            $imap_servers[$user][] = [
                'name' => $account['account'],
                'server' => $account['imap'],
                'port' => $account['port'],
                'tls' => $account['useSSL'] == 'y' ? '1' : '0',
                'user' => $account['username'],
                'pass' => $account['pass']
            ];
        } elseif (! empty($account['pop'])) {
            $pop3_servers[$user][] = [
                'name' => $account['account'],
                'server' => $account['pop'],
                'port' => $account['port'],
                'tls' => $account['useSSL'] == 'y' ? '1' : '0',
                'user' => $account['username'],
                'pass' => $account['pass']
            ];
        }
        if (! empty($account['smtp'])) {
            $smtp_servers[$user][] = [
                'name' => $account['account'],
                'server' => $account['smtp'],
                'port' => $account['smtpPort'],
                'tls' => $account['useSSL'] == 'y' ? '1' : '0',
                'user' => $account['username'],
                'pass' => $account['pass']
            ];
        }
        if (! in_array($user, $users)) {
            $users[] = $user;
        }
    }

    $tikilib = TikiLib::lib('tiki');
    $tikilib = new TikiLib();
    foreach ($users as $user) {
        $data = $tikilib->get_user_preference($user, 'cypht_user_config');
        if ($data) {
            $data = json_decode($data, true);
        } else {
            $data = [];
        }
        $data['imap_servers'] = $imap_servers[$user] ?? [];
        $data['pop3_servers'] = $pop3_servers[$user] ?? [];
        $data['smtp_servers'] = $smtp_servers[$user] ?? [];
        $data = json_encode($data);
        $tikilib->set_user_preference($user, 'cypht_user_config', $data);
    }

    $installer->query("DROP TABLE `tiki_user_mail_accounts`");
    $installer->query("DROP TABLE `tiki_webmail_messages`");

    return true;
}